peter doocy is live in newtown, connecticut with the very latest. hello, peter. >> eric, i spoke to one of adam lanza's classmates who told me adam was shy and the type of kid you could say hi to in the hall and he would say hi back but that was all the talking he would do. federal investigators will come here today visit gun stores and shooting ranges, searching for a hint about what led to this mass murder that took the lives of 26 people inside an elementary school, including 30-year-old lauren rousseau who got the permanent substituted teaching job she strived for. 16 victims were born in 1996, four in 1995 and every detail about what happened on friday seems to be harder who hear than the last. >> there were in cute kid stuff. they're first graders wearing cute kid stuff, you know. it's the kind of stuff you would send your kids or your are grandkids out the door to first grade in. >> flowers and candles and vigils popped up all over newtown. neighbors want to know how this happened. the aunt says the reason so many guns were in adam lanza's ho